Supply of Air Cooled Mig Welding Torch For Migatronic Make, Model-Sigma2 500 Synergic/Pulse Mig Mag Welding Machine. Specification: I End Connector- 5 Meter Ii Rating: A Duty Cycle Co2 60% 450 A - 500 A B Duty Cycle Mix Gas 60% 400 A - 450 A Iii Suitable To Use With Wire Diameter- 1.0 Mm - 1.6 Mm Iv Make: Esab Or Migatronic Or Lincon Or Abicor Binzel.